someone who makes remarks before giving them consideration. Often refers to people that do not possess learning difficulties, but show signs of minor retardation. A "chopper" often likes to try to make contributions in a group setting, whereas the group would often prefer the "chopper" to perch silently on the periphery.

verb - ambitransitive

on social networking websites such as Facebook, to spend an extended period of time looking through the profiles, photo collections, video collections, etc. of people with whom the viewer has little or no acquaintance.